Home / 40,928,489.10-61,393,717.80-12,175,562.70

Finding the Fourth Proportional to 40,928,489.10, 61,393,717.80 and 12,175,562.70

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Solution

The fourth proportional to 40,928,489.10, 61,393,717.80 and 12,175,562.70 is: 18,263,636.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,928,489.10 : 61,393,717.80 = 12,175,562.70 : x
  2. Step 2: Convert to fraction form
    40,928,489.10/61,393,717.80 = 12,175,562.70/x
  3. Step 3: Cross multiply
    40,928,489.10x = 61,393,717.80 × 12,175,562.70
  4. Step 4: Simplify right side
    40,928,489.10x = 747,503,060,460,006
  5. Step 5: Solve for x
    x = 747,503,060,460,006/40,928,489.10
  6. Step 6: Final answer
    x = 18,263,636.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.